Remote intelligent control system for tailing sand pump station

Abstract

The utility model relates to the technical field of tailing sand pump station control, in particular to a remote intelligent control system for a tailing sand pump station. In the utility model, the central control room operating platform sends a control instruction to the remote control module through the wireless communication network, after the remote control module receives the instruction, a signal is transmitted to the relay array plate through the wireless signal transceiver, and the relay array plate activates a corresponding relay according to the instruction, so as to control the start and stop operation of a corresponding sand pump; meanwhile, various sensors in the data acquisition and feedback module acquire running parameters such as flow, pressure, liquid level and temperature in the tailing conveying process in real time and transmit acquired signals to a signal converter, and the signal converter converts analog signals into digital signals and then transmits the digital signals back to a central control room operation table through a wireless communication network; and the main controller of the central control room console analyzes the received data and displays the data on a touch screen, so that an operator can check and analyze the data.

Description

TECHNICAL FIELD

[0001] The utility model relates to tailings sand pump station control technical field especially a kind of tailings sand pump station remote intelligent control system. BACKGROUND

[0002] The existing tailings sand pump station electrical power equipment control mode is local independent electric control cabinet operation mode, and operation adopts artificial field per-unit start-stop control mode, and in heavy rain, road is muddy and slippery, and air humidity is too high, and there is certain electric shock and fall risk in heavy rain field electrical operation.This frequent operation mode causes large workload of operating personnel, and there is also greater safe operation risk.

[0003] Therefore, an urgent need exists for a tailings sand pump station remote intelligent control system to solve the problems existing in the prior art. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of tailings sand pump station remote intelligent control systems to solve the problems existing in the prior art.

[0005] To solve the problems existing in the prior art, the utility model adopts the following technical solutions:

[0006] A kind of tailings sand pump station remote intelligent control system, including central control room console, remote control module, electrical power equipment group and data acquisition feedback module;

[0007] The central control room console is located in tailings workshop office, and its inside is integrated with main controller, wireless communication unit and display panel;The remote control module is installed in the vicinity of power equipment of tailings sand pump station, and is connected with the main controller of central control room console by wireless communication network;The electrical power equipment group includes multiple sand pumps and accessory electrical control equipment,

[0008] The data acquisition feedback module is arranged on each key node of tailings sand pump station, for real-time monitoring tailings conveying flow, pipeline pressure, liquid level height, motor temperature and other operating parameters.

[0009] As an improvement of the technical scheme of the utility model tailings sand pump station remote intelligent control system, the remote control module is composed of wireless signal transceiver, relay array board, signal converter and local power management unit;

[0010] The wireless signal transceiver is fixed on the top of the electric control cabinet of the tailings sand pump station and is in bidirectional communication connection with the wireless communication unit of the operation table of the central control room; the relay array board is located below the wireless signal transceiver and is connected with the wireless signal transceiver through a signal cable, a plurality of relays on the relay array board correspondingly control the start-stop operation of each sand pump; the signal converter is arranged on one side of the relay array board and is used for converting the collected analog signals into digital signals and transmitting the digital signals to the operation table of the central control room; and the local power supply management unit is embedded in the distribution box of the tailings sand pump station and supplies power for the whole remote control module.

[0011] As an improvement of the technical scheme of the tailings sand pump station remote intelligent control system, the data acquisition feedback module comprises a flow meter sensor, a pressure sensor, a liquid level meter sensor, a temperature sensor and an electric valve state detector, the flow meter sensor is installed at the outlet end of the tailings conveying pipeline, the pressure sensors are uniformly distributed at key node positions of the tailings pipeline, the liquid level meter sensors are respectively installed on the side walls of the tailings pool and the emergency pool, the temperature sensor is attached to the surface of the sand pump motor shell, and the electric valve state detector is fixed beside the driving mechanism of the electric valve.

[0012] As an improvement of the technical scheme of the tailings sand pump station remote intelligent control system, the display panel of the operation table of the central control room is designed as a touch screen, a dustproof and waterproof coating is arranged on the surface of the touch screen, a physical key area is arranged at the bottom edge of the touch screen, the physical key area comprises an emergency stop button, a mode switching switch and a manual / automatic selection knob, a data processing chip and a storage unit are integrated in the main controller, the data processing chip is used for receiving and analyzing signals from the remote control module, and the storage unit is used for recording various operation data in the tailings conveying process; and the wireless communication unit supports 4G / 5G communication protocol to ensure the stability and low delay of signal transmission.

[0013] As an improvement of the technical scheme of the tailings sand pump station remote intelligent control system, the relay array board of the remote control module is provided with independent state indicator lamps, one LED indicator lamp is arranged beside each relay and is used for displaying the current working state of the sand pump controlled by the relay, the back surface of the relay array board is provided with heat dissipation fins, the heat dissipation fins are tightly attached to the relay array board through heat-conducting silica gel to improve the heat dissipation efficiency, and the relay array board is fixed on the inner wall of the electric control cabinet of the tailings sand pump station through bolts and the inner wall of the electric control cabinet is coated with an anti-corrosion coating.

[0014] As an improvement of the technical scheme of the tailing sand pump station remote intelligent control system, the flow meter sensor of the data acquisition feedback module adopts an electromagnetic flow meter, a magnetic probe is arranged in the measuring pipe section, and the magnetic probe is connected with a signal converter through a signal cable; the pressure sensor adopts a piezoresistive sensor, a pressure sensitive diaphragm of the piezoresistive sensor is attached to the inner wall of the tailing sand pipeline through a sealing element; the liquid level meter sensor adopts an ultrasonic liquid level meter, a probe of the ultrasonic liquid level meter is vertically downwardly arranged on the top of the tailing sand pool and the emergency pool; the temperature sensor adopts a thermocouple sensor, a temperature measuring end of the thermocouple sensor is fixed to the surface of the sand pump motor shell through a heat conducting adhesive; the electric valve state detector adopts a Hall effect sensor, and an induction surface of the Hall effect sensor is opposite to the rotating shaft end of the electric valve.

[0015] As an improvement of the technical scheme of the tailing sand pump station remote intelligent control system, the plurality of sand pumps include one main sand pump, two large sand pumps, two fine sand pumps, two emergency pumps, two leakage pumps and one emergency pool vertical pump.

[0016] The beneficial effects of the present application are as follows:

[0017] 1. Through the cooperative work of the remote control module and the central control room operating platform, the remote intelligent control of the tailing sand pump station power equipment is realized, the operator can complete the start-stop operation of the sand pump without going to the site, the work intensity of the operator is significantly reduced, and the safety hidden danger caused by the slippery environment in the rainstorm weather is avoided;

[0018] 2. The data acquisition feedback module can monitor the key operating parameters in the tailing sand conveying process in real time, and transmit the data to the central control room operating platform for recording and analysis, thereby solving the problems of low efficiency and easy error of traditional manual data recording, and improving the accuracy and reliability of data acquisition;

[0019] 3. The relay array board of the remote control module is provided with a state indicating lamp and an efficient heat dissipation structure, which not only facilitates the operator to intuitively understand the working state of the sand pump, but also effectively prolongs the service life of the equipment and improves the overall stability of the system. BRIEF DESCRIPTION OF DRAWINGS

[0020] Fig. 1 is a schematic view of the present application;

[0021] Figs. 2-12 is a PLC principle diagram of the present application. DETAILED DESCRIPTION

[0022] In order to make the invention purpose, technical scheme and beneficial effects of the present application more clear, the technical scheme in the embodiments of the present application will be described clearly and completely in combination with the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments.

[0023] As shown in Figs. 1-12 A tailings sand pump station remote intelligent control system, comprising a central control room console, a remote control module, an electrical power equipment group and a data acquisition feedback module;

[0024] The central control room console is located in the tailings workshop office, and a main controller, a wireless communication unit and a display panel are integrated inside; the remote control module is installed near the power equipment of the tailings sand pump station and connected with the main controller of the central control room console through a wireless communication network; the electrical power equipment group includes multiple sand pumps and auxiliary electrical control equipment,

[0025] The data acquisition feedback module is arranged on each key node of the tailings sand pump station for real-time monitoring of running parameters such as tailings conveying flow, pipeline pressure, liquid level height and motor temperature.

[0026] In the utility model, the central control room console sends control instructions to the remote control module through a wireless communication network, the remote control module receives the instructions, the signal is transmitted to the relay array board through the wireless signal transceiver, the relay array board activates the corresponding relay according to the instructions, thereby controlling the start-stop operation of the corresponding sand pump; at the same time, various sensors in the data acquisition feedback module real-time collect running parameters such as flow, pressure, liquid level and temperature in the tailings conveying process, and transmit the collected signals to the signal converter, the signal converter converts the analog signal into a digital signal and returns to the central control room console through the wireless communication network, the main controller of the central control room console analyzes the received data and displays on the touch screen for the operator to check and analyze.

[0027] In some embodiments of the utility model, the remote control module is composed of a wireless signal transceiver, a relay array board, a signal converter and a local power management unit;

[0028] The wireless signal transceiver is fixed on the top of the electric control cabinet of the tailings sand pump station and establishes a bidirectional communication connection with the wireless communication unit of the central control room console; the relay array board is located below the wireless signal transceiver and connected through a signal cable, multiple relays on the relay array board correspond to the start-stop operation of each sand pump respectively; the signal converter is arranged on one side of the relay array board for converting the collected analog signal into a digital signal and transmitting to the central control room console; the local power management unit is embedded in the distribution box of the tailings sand pump station for power supply of the whole remote control module.

[0029] The wireless signal transceiver establishes a two-way communication connection with the operation platform in the central control room, realizes remote control of the tailing sand pump station, and the operator can control the start and stop of the sand pump without going to the site, thereby improving work efficiency and reducing labor cost. The multiple relays on the relay array board correspond to the control of each sand pump, can realize precise start and stop operation of each sand pump, facilitate fine management of the tailing sand pump station, and improve equipment operation efficiency. The signal converter converts the collected analog signals into digital signals and transmits them to the operation platform in the central control room, improves the stability and accuracy of signal transmission, and facilitates real-time monitoring and analysis of the equipment operation state by the central control room. The local power management unit is embedded in the distribution box of the tailing sand pump station, provides stable power supply for the whole remote control module, ensures normal operation of the module, and improves the reliability and stability of the system.

[0030] In some embodiments of the present application, the data acquisition and feedback module includes a flow meter sensor, a pressure sensor, a liquid level sensor, a temperature sensor, and an electric valve state detector. The flow meter sensor is installed at the outlet end of the tail sand conveying pipeline. The pressure sensors are evenly distributed at key node positions of the tail sand pipeline. The liquid level sensors are installed on the side walls of the tail sand pool and the emergency pool, respectively. The temperature sensor is attached to the surface of the sand pump motor housing. The electric valve state detector is fixed beside the driving mechanism of the electric valve. All sensors are connected to the signal converter through signal cables.

[0031] The tail sand conveying system is comprehensively monitored by various sensors (flow meter, pressure, liquid level, temperature, and valve state), covering key links to ensure data comprehensiveness. Each sensor accurately collects data and transmits it to the signal converter, providing accurate basis for system control and improving operation efficiency and safety. Real-time monitoring of equipment status can timely detect abnormalities (such as flow abnormality, excessive pressure, and liquid level overrun), provide early warning and take measures to avoid accidents.

[0032] In some embodiments of the present application, the display panel of the operation platform in the central control room adopts a touch screen design. The touch screen surface is provided with a dustproof and waterproof coating, and the bottom edge of the touch screen is provided with a physical key area including an emergency stop button, a mode switching switch, and a manual / automatic selection knob. The main controller is internally integrated with a data processing chip and a storage unit. The data processing chip is used to receive and analyze signals from the remote control module, and the storage unit is used to record various operation data during the tail sand conveying process. The wireless communication unit supports 4G / 5G communication protocol to ensure the stability and low delay of signal transmission.

[0033] In some embodiments of the utility model, the relay array board of remote control module is equipped with independent state indicating lamp, every relay is equipped with an LED indicating lamp, is used for showing the current working condition of sand pump controlled by this relay, the back of relay array board is equipped with fin, and the fin is closely combined with relay array board through heat conduction silica gel, so as to improve the heat dissipation efficiency, and the inner wall of electric control cabinet is coated with anticorrosive coating.

[0034] The independent LED indicating lamp beside every relay can intuitively display the working condition of sand pump, so that the operator can quickly understand the equipment operation condition and timely find the abnormality. The fin on the back of relay array board is closely combined with the plate body through heat conduction silica gel, which can effectively improve the heat dissipation efficiency, prolong the service life of the relay and ensure the stable operation of the equipment in a high-temperature environment. The anticorrosive coating coated on the inner wall of the electric control cabinet can effectively resist the erosion of moisture and corrosive gas, protect the relay array board and related electrical elements and improve the reliability and durability of the equipment. The relay array board is fixed to the inner wall of the electric control cabinet by bolts, and this fixing mode is firm and reliable, which can prevent the equipment from loosening or being damaged due to vibration during operation.

[0035] In some embodiments of the utility model, the flow meter sensor of data acquisition feedback module adopts an electromagnetic flow meter, a magnetic probe is built-in the measuring pipe section of the electromagnetic flow meter, and the magnetic probe is connected with a signal converter through a signal cable; a pressure sensor adopts a piezoresistive sensor, a pressure-sensitive diaphragm of the piezoresistive sensor is closely combined with the inner wall of the tailings pipeline through a sealing element; a liquid level meter sensor adopts an ultrasonic liquid level meter, a probe of the ultrasonic liquid level meter is vertically installed on the top of the tailings pool and the emergency pool; a temperature sensor adopts a thermocouple sensor, a temperature measuring end of the thermocouple sensor is fixed to the surface of the sand pump motor shell through heat-conducting glue; and a motor valve state detector adopts a Hall effect sensor, and an induction surface of the Hall effect sensor is opposite to the rotating shaft end of the motor valve.

[0036] In some embodiments of the utility model, the plurality of sand pumps include one main sand pump, two large sand pumps, two fine sand pumps, two emergency pumps, two leakage pumps and one emergency pool vertical pump.

[0037] The utility model realizes the functions of the central control room operating the tailings sand pump station production equipment by intelligently monitoring the start-stop control, running current, running frequency, fault state, interlocking condition, protection and pipeline pressure, motor valve, flow, tailings pool / emergency pool liquid level and other data of the on-site power equipment.

[0038] As a specific embodiment of the utility model, the control implementation steps of the utility model are as follows:

[0039] 1. On-site investigation of tailings sand pump station electrical equipment manual start-stop control production process and present situation, understand the original electrical control principle and control process structure.

[0040] 2. According to the control requirements of the tailings sand pump station on-site production process, the automatic control hardware / software design controls the electrical design and programming of each electrical equipment digital / analog module and network communication port (see PLC program instruction table document), and designs the WICC configuration software interface and control screen of the upper computer in the tailings workshop office central control room.

[0041] 3. Install 10 tailings pump site PLC automatic electric control box (H800*W600*D200) and PLC automatic electric control cabinet (2000H*800W*800D) and remote centralized control operation industrial personal computer (IPC-610L(i7 / 16G / 1T) (with upper and lower computer software) platform communication, and connect with the upper computer in the central control room, debug various detection information and control function, complete and put into trial operation.

[0042] 4. After the system installation and debugging are completed, clean the site.

[0043] Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

Claims

1. A remote intelligent control system for tailings sand pump stations, characterized in that, The central control room operating table, the remote control module, the electrical power equipment group and the data acquisition feedback module are comprised. The central control room operating table is located in the tailings workshop office, and the inside is integrated with a main controller, a wireless communication unit and a display panel; the remote control module is installed near the power equipment of the tailings sand pump station and is connected with the main controller of the central control room operating table through a wireless communication network; the electrical power equipment group contains multiple sand pumps and auxiliary electrical control equipment, The data acquisition feedback module is arranged on each key node of the tailings sand pump station for real-time monitoring of tailings conveying flow, pipeline pressure, liquid level height and motor temperature operating parameters.

2. The remote intelligent control system for tailings sand pump station according to claim 1, characterized in that, The remote control module is composed of a wireless signal transceiver, a relay array board, a signal converter and a local power management unit; The wireless signal transceiver is fixed on the top of the electric control cabinet of the tailings sand pump station and is in bidirectional communication connection with the wireless communication unit of the central control room operating table; the relay array board is below the wireless signal transceiver and is connected with the wireless signal transceiver through a signal cable, and multiple relays on the relay array board correspondingly control the start and stop operations of each sand pump; the signal converter is arranged on one side of the relay array board for converting the collected analog signals into digital signals and transmitting them to the central control room operating table; and the local power management unit is embedded in the distribution box of the tailings sand pump station for power supply of the whole remote control module.

3. The remote intelligent control system for tailings sand pump station according to claim 1, characterized in that, The data acquisition feedback module comprises a flowmeter sensor, a pressure sensor, a liquid level meter sensor, a temperature sensor and an electric valve state detector, the flowmeter sensor is installed at the outlet end of the tailings conveying pipeline, the pressure sensors are uniformly distributed at key node positions of the tailings pipeline, the liquid level meter sensors are respectively installed on the side walls of the tailings pool and the emergency pool, the temperature sensor is attached to the surface of the sand pump motor shell, and the electric valve state detector is fixed beside the driving mechanism of the electric valve, and all the sensors are connected with the signal converter through signal cables.

4. The remote intelligent control system for tailings sand pump stations of claim 1, wherein, The display panel of the central control room operating table adopts a touch screen design, the surface of the touch screen is provided with a dustproof and waterproof coating, and the bottom edge of the touch screen is provided with a physical key area, the physical key area includes an emergency stop button, a mode switching switch and a manual / automatic selection knob; the main controller is internally integrated with a data processing chip and a storage unit, the data processing chip is used for receiving and analyzing signals from the remote control module, and the storage unit is used for recording various operating data in the tailings conveying process; and the wireless communication unit supports 4G / 5G communication protocol to ensure the stability and low delay of signal transmission.

5. The remote intelligent control system for tailings sand pump stations of claim 1, wherein, The relay array board of the remote control module is provided with independent status indicator lights, one LED indicator light is arranged beside each relay for displaying the current working state of the sand pump controlled by the relay; the back surface of the relay array board is provided with a heat sink, the heat sink is tightly attached to the relay array board through heat-conducting silica gel to improve the heat dissipation efficiency; and the relay array board is fixed on the inner wall of the electric control cabinet of the tailings sand pump station through bolts, and the inner wall of the electric control cabinet is coated with an anti-corrosion coating.

6. The remote intelligent control system for tailings sand pump stations of claim 1, wherein, The flow meter sensor of the data acquisition feedback module adopts an electromagnetic flow meter, a magnetic probe is built in a measuring pipe section, and the magnetic probe is connected with a signal converter through a signal cable; the pressure sensor adopts a piezoresistive sensor, a pressure sensitive diaphragm is attached to the inner wall of the tailings pipeline through a sealing element; the liquid level meter sensor adopts an ultrasonic liquid level meter, a probe is installed vertically downward on the top of the tailings pool and the emergency pool; the temperature sensor adopts a thermocouple sensor, a temperature measuring end is fixed to the surface of the sand pump motor shell through a heat conducting adhesive; the electric valve state detector adopts a Hall effect sensor, and an inductive surface is opposite to the rotating shaft end of the electric valve.

7. The remote intelligent control system for tailings sand pump stations of claim 1, wherein, The multiple sand pumps include one main sand pump, two large sand pumps, two fine sand pumps, two emergency pumps, two leakage pumps and one emergency pool vertical pump.

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